BR112022020958A2 - Método, aparelho e sistema para codificação e decodificação de um bloco de amostras de vídeo - Google Patents

Método, aparelho e sistema para codificação e decodificação de um bloco de amostras de vídeo

Info

Publication number
BR112022020958A2
BR112022020958A2 BR112022020958A BR112022020958A BR112022020958A2 BR 112022020958 A2 BR112022020958 A2 BR 112022020958A2 BR 112022020958 A BR112022020958 A BR 112022020958A BR 112022020958 A BR112022020958 A BR 112022020958A BR 112022020958 A2 BR112022020958 A2 BR 112022020958A2
Authority
BR
Brazil
Prior art keywords
maximum
decoding
enabled
decoded
ctu
Prior art date
Application number
BR112022020958A
Other languages
English (en)
Portuguese (pt)
Inventor
James Rosewarne Christopher
Original Assignee
Canon Kk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Canon Kk filed Critical Canon Kk
Publication of BR112022020958A2 publication Critical patent/BR112022020958A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/177—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a group of pictures [GOP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
BR112022020958A 2020-05-21 2021-04-16 Método, aparelho e sistema para codificação e decodificação de um bloco de amostras de vídeo BR112022020958A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU2020203330A AU2020203330B2 (en) 2020-05-21 2020-05-21 Method, apparatus and system for encoding and decoding a block of video samples
PCT/AU2021/050339 WO2021232088A1 (en) 2020-05-21 2021-04-16 Method, apparatus and system for encoding and decoding a block of video samples

Publications (1)

Publication Number Publication Date
BR112022020958A2 true BR112022020958A2 (pt) 2022-12-06

Family

ID=78708797

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022020958A BR112022020958A2 (pt) 2020-05-21 2021-04-16 Método, aparelho e sistema para codificação e decodificação de um bloco de amostras de vídeo

Country Status (9)

Country Link
US (6) US12501075B2 (https=)
EP (1) EP4154530A4 (https=)
JP (2) JP7500745B2 (https=)
KR (1) KR102878029B1 (https=)
CN (1) CN115804087B (https=)
AU (2) AU2020203330B2 (https=)
BR (1) BR112022020958A2 (https=)
TW (1) TWI836211B (https=)
WO (1) WO2021232088A1 (https=)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4118836A4 (en) 2020-04-13 2023-11-22 Beijing Bytedance Network Technology Co., Ltd. GENERAL CONSTRAINT INFORMATION IN VIDEO CODING
AU2020203330B2 (en) 2020-05-21 2022-12-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
JP7540871B2 (ja) 2020-05-22 2024-08-27 北京字節跳動網絡技術有限公司 一般制約フラグのシグナリング
WO2021239085A1 (en) * 2020-05-28 2021-12-02 Beijing Bytedance Network Technology Co., Ltd. Reference picture list signaling in video coding
WO2023050431A1 (zh) * 2021-09-30 2023-04-06 浙江大学 编解码方法、解码器、编码器及计算机可读存储介质
US20230396811A1 (en) * 2022-06-01 2023-12-07 Realtek Semiconductor Corp. Method and electronic device for processing video coding
WO2024217211A1 (en) * 2023-04-21 2024-10-24 Mediatek Inc. Methods and apparatus for determining partitioning constraint parameters for coding image and video data

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101457894B1 (ko) * 2009-10-28 2014-11-05 삼성전자주식회사 영상 부호화 방법 및 장치, 복호화 방법 및 장치
KR101675118B1 (ko) * 2010-01-14 2016-11-10 삼성전자 주식회사 스킵 및 분할 순서를 고려한 비디오 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
US20140079116A1 (en) * 2012-09-20 2014-03-20 Qualcomm Incorporated Indication of interlaced video data for video coding
JP6278900B2 (ja) * 2012-12-26 2018-02-14 シャープ株式会社 画像復号装置
KR20140129607A (ko) * 2013-04-30 2014-11-07 주식회사 칩스앤미디어 동영상 처리 방법 및 장치
JP6287035B2 (ja) 2013-10-11 2018-03-07 ソニー株式会社 復号装置および復号方法
CN105874801B (zh) * 2014-01-08 2019-11-08 索尼公司 解码设备和解码方法、以及编码设备和编码方法
US10218974B2 (en) 2015-03-31 2019-02-26 Realnetworks, Inc. Residual transformation and inverse transformation in video coding systems and methods
MX392722B (es) * 2016-03-16 2025-03-24 Hfi Innovation Inc Metodo y aparato de procesamiento de datos de video con tama?o restringido de bloque en codificacion de video
JPWO2018123317A1 (ja) * 2016-12-26 2019-10-31 日本電気株式会社 映像符号化方法、映像復号方法、映像符号化装置、映像復号装置及びプログラム
US20190379890A1 (en) * 2017-02-23 2019-12-12 Realnetworks, Inc. Residual transformation and inverse transformation in video coding systems and methods
JP2021010046A (ja) * 2017-10-06 2021-01-28 シャープ株式会社 画像符号化装置及び画像復号装置
US11159795B2 (en) 2019-03-04 2021-10-26 Tencent America LLC Max transform size control
KR20250126151A (ko) * 2019-07-08 2025-08-22 엘지전자 주식회사 스케일링 리스트 데이터 기반 영상 또는 비디오 코딩
KR20250161058A (ko) * 2019-08-29 2025-11-14 엘지전자 주식회사 인루프 필터링 기반 영상 코딩 장치 및 방법
US20210076074A1 (en) * 2019-09-11 2021-03-11 Qualcomm Incorporated Maximum and minimum block sizes signaling at high level syntax for video coding and transform units
TW202537285A (zh) 2019-09-23 2025-09-16 法商內數位Ｃｅ專利控股公司 編碼樹分割的方法與設備及其儲存媒體
US11606563B2 (en) * 2019-09-24 2023-03-14 Tencent America LLC CTU size signaling
CN111050171B (zh) * 2019-12-18 2022-10-11 腾讯科技（深圳）有限公司 视频解码方法、装置、设备及存储介质
KR20250153885A (ko) * 2019-12-20 2025-10-27 주식회사 윌러스표준기술연구소 비디오 신호 처리 방법 및 이를 위한 장치
EP4070551A4 (en) * 2019-12-31 2023-01-25 Huawei Technologies Co., Ltd. ENCODER, DECODER AND METHOD THEREOF
BR112022013683A2 (pt) * 2020-01-12 2022-09-13 Beijing Bytedance Network Tech Co Ltd Método e aparelho de processamento de vídeo, método para armazenar o fluxo contínuo de bits de um vídeo, mídia legível por computador, e, fluxo contínuo de bits
CN115244933B (zh) * 2020-02-29 2025-06-24 抖音视界有限公司 不同编解码工具的约束
EP4118836A4 (en) * 2020-04-13 2023-11-22 Beijing Bytedance Network Technology Co., Ltd. GENERAL CONSTRAINT INFORMATION IN VIDEO CODING
TW202527551A (zh) 2020-05-19 2025-07-01 法商內數位Ｃｅ專利控股公司 精細控制影像編碼及解碼程序方法及裝置
AU2020203330B2 (en) 2020-05-21 2022-12-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples

Also Published As

Publication number Publication date
CN115804087A (zh) 2023-03-14
US20260107021A1 (en) 2026-04-16
US20260059143A1 (en) 2026-02-26
JP2024109963A (ja) 2024-08-14
US12501075B2 (en) 2025-12-16
AU2020203330A1 (en) 2021-12-09
WO2021232088A1 (en) 2021-11-25
AU2022271385B2 (en) 2024-04-18
TWI836211B (zh) 2024-03-21
AU2022271385A1 (en) 2022-12-15
EP4154530A4 (en) 2024-04-10
US20260107022A1 (en) 2026-04-16
TW202145788A (zh) 2021-12-01
JP7780575B2 (ja) 2025-12-04
JP7500745B2 (ja) 2024-06-17
JP2023525619A (ja) 2023-06-19
US20260067505A1 (en) 2026-03-05
EP4154530A1 (en) 2023-03-29
US20230171432A1 (en) 2023-06-01
AU2020203330B2 (en) 2022-12-01
US20260067504A1 (en) 2026-03-05
KR102878029B1 (ko) 2025-10-29
KR20230010707A (ko) 2023-01-19
CN115804087B (zh) 2026-04-17

Similar Documents

Publication Publication Date Title
BR112022020958A2 (pt) Método, aparelho e sistema para codificação e decodificação de um bloco de amostras de vídeo
PH12021553103A1 (en) An apparatus, a method and a computer program for video encoding and decoding
BR112015004116A2 (pt) método, aparelho e sistema para codificar e decodificar as unidades de transformação de uma unidade de codificação
BR112022019083A2 (pt) Sintaxe de informações gerais de restrição em codificação de vídeo
EP4072139A3 (en) An apparatus, a method and a computer program for video coding and decoding
BR112021000667A8 (pt) Método e aparelho de processamento de vídeo em um sistema de codificação de vídeo para codificar ou decodificar imagens de vídeo com uma restrição de partição e meio legível por computador não transitório
RU2014119262A (ru) Система и способ предоставления указаний о выводе кадров при видеокодировании
BR112015004246A2 (pt) método de decodificação de imagem, método de codificação de imagem, aparelho de decodificação de imagem, aparelho de codificação de imagem e aparelho de codificação e decodificação de imagem
BR112022018108A2 (pt) Método de processamento de vídeo, aparelho para processamento de dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador
BR112022018288A2 (pt) Sinalização de subimagem independente na codificação de vídeo
BRPI0515343A8 (pt) Codificador e decodificador de áudio, métodos de codificar um sinal de áudio e de decodificar um sinal de áudio codificado, sinal de áudio codificado, meio de armazenamento, dispositivo, e, código de programa legível por computador
BR112022012288A8 (pt) Método de processamento de sinal de vídeo e dispositivo para o mesmo
JP2018174533A5 (https=)
RU2009134515A (ru) Описание характеристик агрегированных блоков медиаданных с обратной совместимостью
BR112022000623A2 (pt) Método, aparelho e sistema para codificar e decodificar um bloco de amostras de vídeo
BR112015017048A2 (pt) transcodificação de metadados
RU2013156612A (ru) Способ и устройство для кодирования видео и способ и устройство для декодирования видео, основанные на иерархической структуре блока кодирования
BR112014011149A2 (pt) dispositivos e métodos para codificação e / ou de sinalização de deslocamento adaptativo de amostra
BR112022016900A2 (pt) Codificador, decodificador e métodos correspondentes que simplificam sinalização de elementos de sintaxe de cabeçalho de fatia
BR112022005632A2 (pt) Método de decodificação, dispositivo de decodificação, meio legível por computador não transitório, aparelho e sistema de codificação
BRPI0407527A8 (pt) Método para armazenar dados de mídia em buffer, método para decodificar o fluxo de imagem codificado em um decodificador, sistema, dispositivo de transmissão, dispositivo de recepção, sinal, módulo para recepção de fluxo de imagem codificado, processador, codificador e decodificador.
BR112022014765A2 (pt) Método e aparelho para receber ppdu em que intercalação de bcc foi realizada em multi-ru no sistema de lan sem fio
BR112013007612A2 (pt) método e sistema de processamento de dados gráficos para transmissão para um dispositivo de computação remoto e meio de armazenagem legível por computador
MX2025008704A (es) Codificacion y decodificacion de una imagen
JP2023525619A5 (https=)

Legal Events

Date Code Title Description
B154 Notification of filing of divisional application [chapter 15.50 patent gazette]

Free format text: O PEDIDO FOI DIVIDIDO NO BR122024007212-2 PROTOCOLO 870240032022 EM 12/04/2024 16:55.O PEDIDO FOI DIVIDIDO NO BR122024007214-9 PROTOCOLO 870240032026 EM 12/04/2024 16:59.O PEDIDO FOI DIVIDIDO NO BR122024007217-3 PROTOCOLO 870240032032 EM 12/04/2024 17:02.O PEDIDO FOI DIVIDIDO NO BR122024007220-3 PROTOCOLO 870240032040 EM 12/04/2024 17:09.O PEDIDO FOI DIVIDIDO NO BR122024007223-8 PROTOCOLO 870240032045 EM 12/04/2024 17:11.